Coupling device for electric conductors.



2 SHEETS-SHEET 1.

Inventor: MM.

' Alumni PATENTED 1120.25, 1906.

H. STOKES. v v -00UPLING DEVICE FOR ELECTRIC GONDUOTORS.

APPLICATION FILED IEB.5,1906.

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' PATENTED DEC. 25, 1906.

I H. STOKES. COUPLING DEVICE FOR ELECTRIC CONDUCTORS.

APPLICATION FILED FEB. 5,1996.

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Invmto'r Alumn I I f, PATENT OFFICE.

I which the follow ng is a specification. I

. HAROLD STOKES, OF LQNDoN, ENGLAND. ,ouPLme DE-VICE on sucrnlc'co'noucrons;

N6.'839,224.'. Specification ofLetters Patent. PatentedDec. 25,1908.

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To all whom it may concern:. to connect electric wires. D and P are. two

. Beit known that I, HAnoLn STOKES, elecother female sockets fixed at right angles and trical engineen'a'subject of the Kingof Great carried through sockets K- and Land ar- Britain, and a resident of 76 'Eller y street, ranged so that'anordinarypin-plug can be 5 Fulham'iPark, London, England, have in? inserted at each end, thus making a two-way vented new and v useful Improvements in PM v Coupling evices for Electric Conductors, of. 3 is a section of the combined electric couping invention relates'to couplings for conra%ement of parts when m use. 6 5 [o nectlngt'ogether electric wires andfacllltat- 1g. 4 shows the combined electric coups ing theirrapid disconnection. ling andv two-way plug in case com lete.

. According to th s invention the couplings The dotted lines G and H indicate ho es in are such that tap ings can be taken from the case for pushing in the side plug, and C is them for other conductors without interiera sliding cover to protect the s1de plug-holes 7o I5 ence with'the principal circuit connections. 'when not in use, E and F are screws to z 5 two p r1n cipal parts of the coupling. 'g. 3. Fig. 5 shows the reverse side of 4. Y

be arrangement 1n accordance with the in" vhold interiors in position, as shown in-Fig. 6.

ventlon -is espe'cially applicable for use in O is an ordinary screw-ring coupling to fascases} where electric circuits are "required to ten'the two arts of'the metal case A and B and twoway plug,' showing arbe set up quickly and safely and to be retogether an r at the same time to hold the I 2 moved again without loss of=or damage to the socketsand plugs firmly-in position and comi materials used. I plete the meta c continuity-of tubing. or

The invention is illustrated in the accom-. sheathin which may be screwed onto the panying drawings; in whichv ends of t e casings A and B and in whichthe' [Figures 1 and 2 show sections throu h the. cable may be lai 1s a snnllar section showing t e parts conis a spring-plunger, (seen in section in Fi nected together. I Figs. 4 and 5 show the 6,) and Zis, a s ot in cover 0, in which the closedicou ling inelevation as seen from twohead of plunger Yengages in order to prev op osite sldes'thereof. Fig. 6 is a section by vent the cover 0 from turning round or come a p aneat right angles to the planeof section ing off. By pressing Y the cover can be'slid I .caniteor other suita p 35 which'may be of' cylindrical. form or any the 'comb' ation of Figs. 1, 2, and 3. up and down, as required. The dotted lines Inmaking the coupling in accordance-with indicate the other end of G and H 1n F1g.4.

1 this invention I pre are two blocks of vul- What I claim is blel'insulating' material, .1. In a coupling for electric conductors 9o 0 two casings with means shape suitable, andin the first block J (shown for elite them to other and with the min section in Fig. 1)metal male plugs Q and R sulating-blocks in sai casmgs, of spht plugs aretinserted, which are s lit at :the exposed fixed in one coupling part and, plug-sockets ends and a small ta er-hol c of each. At. the-0t er endsholes are drilled, "sockets including plns adapted to spre the (shown atUand V,) withset-screws at. side split plugs against the walls of the plugforming terminals'to connectelectric wires. socketsw enthe parts are forced together.-- Each ofi-these metal plugs is kept. insulated '2. a couplinfg'forelectnc conductors from the other. the combination 0 5 In the second insulator-block'I (shown in and paiisof connecting-plugs with insulating 5o and M areffix'ed, which fit'lnto the am holes lugs, where I 55 other end holes aredrilled, (shown atW and plugs and'insulation supporting said tOSlfiPPOI'tthGIllinSFid cas of such a'size as to fit over the the. one cas'" V i a pa pair 0 transmale lugs -Q and.R in 1. At the botv e rge holes bored laIierel fin-ough the walls tom 'o socke ts KandLtapered metal insN of the cas I fiyiaccommodatlonls provided I at the end of the male pl and slpread them or inserting :a plug for making abranch apart, causing them tom eati'g telectrical" electrical 0011116090111 connection by pressing against the sides of 3. In an electriccouplmgthecombmatlon section in F" 2) metal female sockets K and materialadapted L are e drilled in the end fixed in-the other coupling part, said. 111g- .95 p i a pair of metallic casings the insulation and metallic r65 the interiors of the female sockets. At the of. twometallic casings, electric connecting- I'Io X,) with at side forming erminals 7 11188.1(1-1, "the oneof plugs access is given from outside through holes in the casing and in the insulation, a cover for the transverse plug-sockets, means for holding said cover in either an open or a closed position, and means for locking the two parts 5 of the casing together.

In testimony whereof I have signed my name to this specification in the presence of two subscribing witnesses.

HAROLD STOKES.

Witnesses:

JNo. C. SIMMONDS, H. D. JAMESON. 

